Quarterly report [Sections 13 or 15(d)]

Business Segment Information - Results of Business Segments and All Other (Details)

v3.25.3
Business Segment Information - Results of Business Segments and All Other (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Segment Reporting Information [Line Items]          
Interest Income (Expense) Net, Full Tax Equivalent Basis $ 15,387 $ 14,114 $ 44,790 $ 42,166  
Noninterest Income 12,855 11,378 37,571 34,839  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 28,242 25,492 82,361 77,005  
Provision for credit losses 1,295 1,542 4,367 4,369  
Noninterest Expense [Abstract]          
Compensation and benefits 10,523 9,916 31,744 29,937  
Other Noninterest Expense 6,814 6,563 20,546 20,088  
Total noninterest expense 17,337 16,479 52,290 50,025  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 9,610 7,471 25,704 22,611  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 1,141 575 2,723 2,144  
Net income 8,469 6,896 22,981 20,467  
Assets 3,403,716 3,324,293 3,403,716 3,324,293 $ 3,261,519
Additional net interest income and income tax expense, related to tax-exempt securities 154 147 444 465  
Operating Segments | Consumer Banking          
Segment Reporting Information [Line Items]          
Interest Income (Expense) Net, Full Tax Equivalent Basis 8,988 8,278 26,219 24,593  
Noninterest Income 2,178 2,140 6,253 6,197  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 11,166 10,418 32,472 30,790  
Provision for credit losses 1,009 1,302 3,583 3,733  
Noninterest Expense [Abstract]          
Compensation and benefits 1,527 1,503 4,652 4,549  
Other Noninterest Expense 4,048 4,031 12,316 11,924  
Total noninterest expense 5,575 5,534 16,968 16,473  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 4,582 3,582 11,921 10,584  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 1,145 895 2,980 2,646  
Net income 3,437 2,687 8,941 7,938  
Assets 1,032,826 1,026,293 1,032,826 1,026,293  
Operating Segments | Global Wealth & Investment Management          
Segment Reporting Information [Line Items]          
Interest Income (Expense) Net, Full Tax Equivalent Basis 1,800 1,709 5,327 5,216  
Noninterest Income 4,512 4,053 12,938 11,711  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 6,312 5,762 18,265 16,927  
Provision for credit losses 4 7 38 1  
Noninterest Expense [Abstract]          
Compensation and benefits 2,969 2,783 8,967 8,280  
Other Noninterest Expense 1,653 1,557 4,907 4,523  
Total noninterest expense 4,622 4,340 13,874 12,803  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 1,686 1,415 4,353 4,123  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 421 354 1,088 1,031  
Net income 1,265 1,061 3,265 3,092  
Assets 325,605 328,831 325,605 328,831  
Operating Segments | Global Banking          
Segment Reporting Information [Line Items]          
Interest Income (Expense) Net, Full Tax Equivalent Basis 3,141 3,230 9,373 9,965  
Noninterest Income 3,104 2,604 8,539 7,902  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 6,245 5,834 17,912 17,867  
Provision for credit losses 269 229 700 693  
Noninterest Expense [Abstract]          
Compensation and benefits 1,126 1,080 3,406 3,292  
Other Noninterest Expense 1,918 1,911 5,892 5,610  
Total noninterest expense 3,044 2,991 9,298 8,902  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 2,932 2,614 7,914 8,272  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 806 719 2,176 2,275  
Net income 2,126 1,895 5,738 5,997  
Assets 738,273 650,936 738,273 650,936  
Operating Segments | Global Markets          
Segment Reporting Information [Line Items]          
Interest Income (Expense) Net, Full Tax Equivalent Basis 1,484 898 3,940 2,349  
Noninterest Income 4,740 4,732 14,848 14,623  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis 6,224 5,630 18,788 16,972  
Provision for credit losses 9 7 59 (42)  
Noninterest Expense [Abstract]          
Compensation and benefits 985 877 2,980 2,715  
Other Noninterest Expense 2,910 2,566 8,532 7,706  
Total noninterest expense 3,895 3,443 11,512 10,421  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis 2,320 2,180 7,217 6,593  
Income Tax Expense (Benefit), Full Tax Equivalent Basis 673 632 2,093 1,912  
Net income 1,647 1,548 5,124 4,681  
Assets 997,961 958,227 997,961 958,227  
All Other          
Segment Reporting Information [Line Items]          
Interest Income (Expense) Net, Full Tax Equivalent Basis (26) (1) (69) 43  
Noninterest Income (1,679) (2,151) (5,007) (5,594)  
Revenues, Net Of Interest Expense, Full Tax Equivalent Basis (1,705) (2,152) (5,076) (5,551)  
Provision for credit losses 4 (3) (13) (16)  
Noninterest Expense [Abstract]          
Compensation and benefits 0 0 0 0  
Other Noninterest Expense 201 171 638 1,426  
Total noninterest expense 201 171 638 1,426  
Income (Loss) From Continuing Operations Before Income Taxes, Extraordinary Items, Noncontrolling Interest, Full Tax Equivalent Basis (1,910) (2,320) (5,701) (6,961)  
Income Tax Expense (Benefit), Full Tax Equivalent Basis (1,904) (2,025) (5,614) (5,720)  
Net income (6) (295) (87) (1,241)  
Assets $ 309,051 $ 360,006 $ 309,051 $ 360,006